APA (7th ed.) Citation

Simons, G. F. (1978). Keeping your personal journal. Paulist press.

Chicago Style (17th ed.) Citation

Simons, George F. Keeping Your Personal Journal. New York: Paulist press, 1978.

MLA (9th ed.) Citation

Simons, George F. Keeping Your Personal Journal. Paulist press, 1978.